Flash Flood Warning in Effect for Northeastern Pima County Until 9:15 PM MST
What’s Happening:
The National Weather Service has issued a Flash Flood Warning for northeastern Pima County. Thunderstorms are producing heavy rain, with flash flooding expected to begin shortly.
Affected Areas:
- San Isidro
- Queens Well
- Comobabi
- Santa Rosa Ranch
This includes Route 86 between mile markers 128 and 132, and the following streams and drainages: Ko Vaya Wash, Anegan Wash, Aguirre Wash, Comobabi Wash, Sil Nakya Wash, and San Vicente Wash.
What to Expect:
- Rainfall between 0.5 and 1.2 inches has already occurred, with an additional 0.2 to 0.8 inches possible.
- Flash flooding is ongoing or expected to begin shortly.
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Impacts:
- Flash flooding of small creeks and streams.
- Flooding in urban areas, highways, streets, and underpasses.
- Issues in poor drainage and low-lying areas.
Safety Tips:
- Avoid driving on flooded roads. Turn around, don’t drown.
- Be extra cautious at night when flood dangers are harder to see.
When to Check Back:
Monitor weather.gov or tucson.com/weather for updates.
This weather alert was produced with AI assistance using National Weather Service data.

